The RF3212 Series RF Receivers include the following models: Model RF Transmission RF3212 304.00 MHz RF3212E 433.42 MHz Each model allows Bosch I/P bus control panels to receive RF signals from wireless devices. The wireless devices save time for busy installers and homeowners and the receivers are a valuable option for system users who want additional security without disruptive installations. Tamper, jam detection, and sensor missing status reports confirm that the system is working properly.